<%@ page language="java" pageEncoding="UTF-8"%>
<%@ taglib uri="http://java.sun.com/jstl/core_rt" prefix="c"%>
<H1>HEADER</H1>
<div class="right">
	<c:if test="${user!=null}">
		<a href="<%=request.getContextPath() %>/logout.do">退出</a>
	</c:if> 
	<c:if test="${user==null}">
		<a href="<%=request.getContextPath() %>/login.html">登陆</a>
	</c:if>
</div>
